Public rooms search: Replace the PublicRoomsDirectoryDataSource.filter by an array of strings PublicRoomsDirectoryDataSource.searchPatternsList.

Vector/Model/RoomList/PublicRoomsDirectoryDataSource.h

@@ -39,13 +39,14 @@
 
 /**
  The filter being applied. Nil if there is no filter.
+ A 'OR' search is made on the strings of the array. 
  Setting a new value may trigger a request to the home server. So, the data source state
  may change to MXKDataSourceStatePreparing.
  */
-@property (nonatomic) NSString *filter;
+@property (nonatomic) NSArray<NSString*> *searchPatternsList;
 
 /**
- Public rooms of the directory that match `filter`.
+ Public rooms of the directory that match `searchPatternsList`.
  */
 @property (nonatomic, readonly) NSArray<MXPublicRoom*> *filteredRooms;
 

Vector/Model/RoomList/PublicRoomsDirectoryDataSource.m

@@ -38,11 +38,14 @@ double const kPublicRoomsDirectoryDataExpiration = 10;
 
 @implementation PublicRoomsDirectoryDataSource
 
-- (void)setFilter:(NSString *)searchTerm
+- (void)setSearchPatternsList:(NSArray<NSString *> *)newSearchPatternsList
 {
-    if (![searchTerm isEqualToString:_filter])
+    NSString *searchPatternsListString = [_searchPatternsList componentsJoinedByString:@""];
+    NSString *newSearchPatternsListString = [newSearchPatternsList componentsJoinedByString:@""];
+
+    if (![newSearchPatternsListString isEqualToString:searchPatternsListString])
     {
-        _filter = searchTerm;
+        _searchPatternsList = newSearchPatternsList;
         [self refreshPublicRooms];
     }
 }
@@ -114,16 +117,21 @@ double const kPublicRoomsDirectoryDataExpiration = 10;
 - (void)refreshFilteredPublicRooms
 {
     // Apply filter if any
-    if (_filter)
+    if (_searchPatternsList)
     {
         NSMutableArray *filteredRooms = [NSMutableArray array];
         for (MXPublicRoom *publicRoom in _rooms)
         {
             if ([filteredRooms indexOfObjectIdenticalTo:publicRoom] == NSNotFound)
             {
-                if ([publicRoom.displayname rangeOfString:_filter options:NSCaseInsensitiveSearch].location != NSNotFound)
+                // Do a OR search
+                for (NSString *pattern in _searchPatternsList)
                 {
-                    [filteredRooms addObject:publicRoom];
+                    if ([publicRoom.displayname rangeOfString:pattern options:NSCaseInsensitiveSearch].location != NSNotFound)
+                    {
+                        [filteredRooms addObject:publicRoom];
+                        break;
+                    }
                 }
             }
         }

Vector/Model/RoomList/RecentsDataSource.m

@@ -556,7 +556,7 @@
     // Manage the public room search results cell outside the recents.
     // Show the cell showing the public rooms directory search result
     // once a search is active
-    if (_publicRoomsDirectoryDataSource.filter)
+    if (_publicRoomsDirectoryDataSource.searchPatternsList)
     {
         directorySection = sectionIndex;
         sectionIndex++;
@@ -682,17 +682,7 @@
 
     if (_publicRoomsDirectoryDataSource)
     {
-        if (patternsList)
-        {
-            // Search only on the first pattern
-            // XXX: Why is it an array?
-            _publicRoomsDirectoryDataSource.filter = patternsList[0];
-        }
-        else
-        {
-            _publicRoomsDirectoryDataSource.filter = nil;  // = patternsList
-        }
-
+        _publicRoomsDirectoryDataSource.searchPatternsList = patternsList;
     }
 }
 

Vector/Views/RoomList/DirectoryRecentTableViewCell.m

@@ -36,10 +36,14 @@
             break;
 
         case MXKDataSourceStateReady:
+        {
+            // Concatenate all patterns into one string
+            NSString *filter = [publicRoomsDirectoryDataSource.searchPatternsList componentsJoinedByString:@" "];
+
             self.titleLabel.text = NSLocalizedStringFromTable(@"directory_search_results_title", @"Vector", nil);
             self.descriptionLabel.text = [NSString stringWithFormat:NSLocalizedStringFromTable(@"directory_search_results", @"Vector", nil),
                                           publicRoomsDirectoryDataSource.filteredRooms.count,
-                                          publicRoomsDirectoryDataSource.filter];
+                                          filter];
 
             if (publicRoomsDirectoryDataSource.filteredRooms.count)
             {
@@ -47,6 +51,7 @@
                 self.chevronImageView.hidden = NO;
             }
             break;
+        }
 
         case MXKDataSourceStateFailed:
             self.titleLabel.text = NSLocalizedStringFromTable(@"directory_searching_title", @"Vector", nil);